Many female mammals become very attentive after delivering their babies largely because of a sudden ____.
A. drop in testosterone levels
B. surge of prolactin and oxytocin
C. decrease of prolactin and increase of oxytocin
D. increase of prolactin and decrease of oxytocin
Answer: B
You might also like to view...
Someone with narcolepsy has trouble doing what?
a. Falling asleep b. Remembering dreams c. Staying awake during the day d. Breathing while asleep
In order for a researcher to be able to estimate accurately the parameters of a population from his or her sample, the sample must be
a. very large. b. racially diverse. c. low in variability. d. random.
The majority of sexual violence in female prisons in the U.S. is perpetrated by: a. Older inmates assaulting new inmates. b. New inmates as a means to gain status. c. Lesbian women
d. Prison staff.
Which of the following is the scientific failing in which a researcher concludes from a few cases that something is true for all?
a. violating the principle of falsifiability b. generalizing from small sample sizes c. relying on emotional reactions rather than sound reasoning d. basing theories on retrospective accounts